HP Surestore Disk Array 12h - And FC60, Service Manual, Page: 546 / 746

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Table 67 Controller Enclosure Troubleshooting Flowchart (Sheet 2 of 5)
B
Is the
FRONT PANEL
Controller Fault LED
on?
Is
Controller A or B
fault LED on?
Is
Controller A or B
power LED off?
No
Go to
C
Possible Overheating or
Midplane Problem.
Check:
1. Environment
2. Power Supply Fan
3. Controller Fan
If OK then replace:
1. Midplane
2. Wiring Harness
Controller Subsystem FAULT. Open
door and look at each Controller module
for:
- Power LED
- Fault LED
- 8 Status LEDs
THIS Controller has failed
POST diagnostics:
1. Reseat Controller
2. Replace Controller
3. Replace Midplane
4. Replace Wiring Harness
Contact the
Response
Center
Is
Controller A or B
status LEDs other than
0x80/0x00?
THIS Controller is unseated
or has failed:
1. Reseat Controller
2. Replace Controller
3. Replace Midplane
4. Replace Memory
5. Replace Wiring Harness
THIS Controller is running diagnostics
or has failed POST. If the LED status
is changing, it is running diags. If the
status is "latched", THIS Controller has
failed. See the status LED section of
the service manual for more information
on the exact LED meanings.
Otherwise:
1. Reseat Controller
2. Replace Controller
3. Replace Memory
4. Repalce Midplane
5. Replace Wiring Harness
Yes
Yes
No
Controller Fault
Fixed?
Yes
Go to
A
Is Controller
Module status LEDs
0xAB, 0xAF, or
0xB2 ?
Memory failure:
1. Replace memory on THIS Controller
Module
2. Replace Controller Module
3. Replace Memory and Controller
No
No
No
Yes
No
Yes
Yes